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Finding the Fourth Proportional to 69,927.64, 104,924.27 and 34,870.03

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Solution

The fourth proportional to 69,927.64, 104,924.27 and 34,870.03 is: 52,321.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,927.64 : 104,924.27 = 34,870.03 : x
  2. Step 2: Convert to fraction form
    69,927.64/104,924.27 = 34,870.03/x
  3. Step 3: Cross multiply
    69,927.64x = 104,924.27 × 34,870.03
  4. Step 4: Simplify right side
    69,927.64x = 3,658,712,268.28
  5. Step 5: Solve for x
    x = 3,658,712,268.28/69,927.64
  6. Step 6: Final answer
    x = 52,321.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.